779013508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 1849744512

約数和(自身を除く): 1070731004

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 31, 34, 52, 62, 68, 91, 119, 124, 131, 182, 217, 221, 238, 262, 364, 403, 434, 442, 476, 524, 527, 806, 868, 884, 917, 961, 1054, 1547, 1612, 1703, 1834, 1922, 2108, 2227, 2821, 3094, 3406, 3668, 3689, 3844, 4061, 4454, 5642, 6188, 6727, 6812, 6851, 7378, 8122, 8908, 11284, 11921, 12493, 13454, 13702, 14756, 15589, 16244, 16337, 23842, 24986, 26908, 27404, 28427, 28951, 31178, 32674, 47684, 47957, 49972, 52793, 56854, 57902, 62356, 65348, 69037, 87451, 95914, 105586, 113708, 114359, 115804, 125891, 138074, 174902, 191828, 202657, 211172, 212381, 228718, 251782, 276148, 349804, 369551, 405314, 424762, 457436, 483259, 503564, 739102, 810628, 849524, 881237, 897481, 966518, 1478204, 1486667, 1636583, 1762474, 1794962, 1933036, 2140147, 2973334, 3273166, 3524948, 3589924, 4280294, 5946668, 6282367, 6546332, 8560588, 11456081, 12564734, 14981029, 22912162, 25129468, 27821911, 29962058, 45824324, 55643822, 59924116, 111287644, 194753377, 389506754, 779013508]

約数ペア:

[(1, 779013508), (2, 389506754), (4, 194753377), (7, 111287644), (13, 59924116), (14, 55643822), (17, 45824324), (26, 29962058), (28, 27821911), (31, 25129468), (34, 22912162), (52, 14981029), (62, 12564734), (68, 11456081), (91, 8560588), (119, 6546332), (124, 6282367), (131, 5946668), (182, 4280294), (217, 3589924), (221, 3524948), (238, 3273166), (262, 2973334), (364, 2140147), (403, 1933036), (434, 1794962), (442, 1762474), (476, 1636583), (524, 1486667), (527, 1478204), (806, 966518), (868, 897481), (884, 881237), (917, 849524), (961, 810628), (1054, 739102), (1547, 503564), (1612, 483259), (1703, 457436), (1834, 424762), (1922, 405314), (2108, 369551), (2227, 349804), (2821, 276148), (3094, 251782), (3406, 228718), (3668, 212381), (3689, 211172), (3844, 202657), (4061, 191828), (4454, 174902), (5642, 138074), (6188, 125891), (6727, 115804), (6812, 114359), (6851, 113708), (7378, 105586), (8122, 95914), (8908, 87451), (11284, 69037), (11921, 65348), (12493, 62356), (13454, 57902), (13702, 56854), (14756, 52793), (15589, 49972), (16244, 47957), (16337, 47684), (23842, 32674), (24986, 31178), (26908, 28951), (27404, 28427)]